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SIR to CWI: distance & flight time

Sion (Sion Airport) → Clinton (Clinton Municipal Airport)

4,534 mi
7,296 km · 3,940 nm
9h 21m
estimated nonstop flight time
-7h
time difference · heading northwest
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Flight time details

4,534 miles nonstop takes roughly 9h 21m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.

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The two airports

Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.

Alternate airports can cut this fare

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Frequently asked questions

How far is SIR from CWI?

The flight distance from Sion (SIR) to Clinton (CWI) is 4,534 miles (7,296 km, 3,940 nautical miles), measured along the great-circle route airlines actually fly.

How long is the flight from SIR to CWI?

A nonstop flight takes about 9h 21m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.

What is the time difference between Sion and Clinton?

Clinton is 7 hours behind Sion.

What is the cheapest way to fly from SIR to CWI?

Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SIR–CWI that never appear on search engines, with no booking fees.
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